# extemporize

> English word · Verb

## Definitions
1. To perform or speak without prior planning or thought; to act in an impromptu manner; to improvise.
2. To adapt, improvise, or devise action or speech in an impromptu or spontaneous manner.

## Etymology
From extempore + -ize.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/extemporize